The Seminole Sentinel (Seminole, Tex.), Vol. 31, No. 6, Ed. 1 Thursday, April 7, 1938, newspaper, April 7, 1938; (https://texashistory.unt.edu/ark:/67531/metapth440132/m1/1/: accessed July 18, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .